1‘working with feverish haste’
speed, hastiness, hurry, hurriedness, swiftness, rapidity, rapidness, quickness, promptness, briskness, immediateness
impetuosity, precipitateness, rush, rushing
literary celerity, fleetness
rare expedition, expeditiousness, promptitude
quickly, rapidly, fast, speedily, with alacrity, with urgency, in a rush, in a hurry, with dispatch
We take a look at several popular, though confusing, punctuation marks.